Compilare: main.cpp: In function 'int bfs()': main.cpp:49:1: warning: control reaches end of non-void function [-Wreturn-type] 49 | } | ^ main.cpp: In function 'void init()': main.cpp:19:15: warning: iteration 49999 invokes undefined behavior [-Waggressive-loop-optimizations] 19 | vd[i] = INT_MAX; | ^ main.cpp:18:21: note: within this loop 18 | for(int i = 1; i<=100000; i++) | ~^~~~~~~~